GB2264072B - Improvements in and relating to filters - Google Patents

Improvements in and relating to filters

Info

Publication number
GB2264072B
GB2264072B GB9303491A GB9303491A GB2264072B GB 2264072 B GB2264072 B GB 2264072B GB 9303491 A GB9303491 A GB 9303491A GB 9303491 A GB9303491 A GB 9303491A GB 2264072 B GB2264072 B GB 2264072B
Authority
GB
United Kingdom
Prior art keywords
filters
relating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB9303491A
Other versions
GB9303491D0 (en
GB2264072A (en
Inventor
Christopher William Pamplin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BTR PLC
Original Assignee
BTR PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BTR PLC filed Critical BTR PLC
Publication of GB9303491D0 publication Critical patent/GB9303491D0/en
Publication of GB2264072A publication Critical patent/GB2264072A/en
Application granted granted Critical
Publication of GB2264072B publication Critical patent/GB2264072B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
    • B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
    • B01D46/525—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material which comprises flutes
    • B01D46/526—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material which comprises flutes in stacked arrangement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0084—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means
    • B01D46/0091—Including arrangements for environmental or personal protection
    • B01D46/0094—Including arrangements for environmental or personal protection against radiation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/42—Auxiliary equipment or operation thereof
    • B01D46/4227—Manipulating filters or filter elements, e.g. handles or extracting tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
    • B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
    • B01D46/523—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material with means for maintaining spacing between the pleats or folds
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
    • G21F9/02—Treating gases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Filtering Materials (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
GB9303491A 1992-02-11 1993-02-10 Improvements in and relating to filters Expired - Fee Related GB2264072B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB929202781A GB9202781D0 (en) 1992-02-11 1992-02-11 Improvements in and relating to filters

Publications (3)

Publication Number Publication Date
GB9303491D0 GB9303491D0 (en) 1993-04-07
GB2264072A GB2264072A (en) 1993-08-18
GB2264072B true GB2264072B (en) 1995-09-20

Family

ID=10710118

Family Applications (2)

Application Number Title Priority Date Filing Date
GB929202781A Pending GB9202781D0 (en) 1992-02-11 1992-02-11 Improvements in and relating to filters
GB9303491A Expired - Fee Related GB2264072B (en) 1992-02-11 1993-02-10 Improvements in and relating to filters

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB929202781A Pending GB9202781D0 (en) 1992-02-11 1992-02-11 Improvements in and relating to filters

Country Status (1)

Country Link
GB (2) GB9202781D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5507847A (en) * 1994-07-29 1996-04-16 W. L. Gore & Associates, Inc. ULPA filter
DE20010383U1 (en) * 2000-06-09 2000-08-31 Irema-Filter GmbH, 92353 Postbauer-Heng Filter arrangement
DE102020107345A1 (en) * 2020-03-17 2021-09-23 Mann+Hummel Gmbh Aerosol separator and method for installing a coalescence filter element in an aerosol separator
DE102022102013A1 (en) * 2022-01-28 2023-08-03 Mann+Hummel Gmbh Filter element with zigzag pleated filter medium and filter system

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1334002A (en) * 1972-05-04 1973-10-17 Marshall D A G Fluid filters
GB1408194A (en) * 1971-07-28 1975-10-01 Delbag Luftfilter Gmbh Filter pack and method for forming the same
GB2084040A (en) * 1980-09-22 1982-04-07 Fram Europ Filters and their manufacture
US4353723A (en) * 1980-01-31 1982-10-12 Rainer Schulz Pleated filter pack and method of making same
GB2228213A (en) * 1989-02-15 1990-08-22 Pall Corp Air filter

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1408194A (en) * 1971-07-28 1975-10-01 Delbag Luftfilter Gmbh Filter pack and method for forming the same
GB1334002A (en) * 1972-05-04 1973-10-17 Marshall D A G Fluid filters
US4353723A (en) * 1980-01-31 1982-10-12 Rainer Schulz Pleated filter pack and method of making same
GB2084040A (en) * 1980-09-22 1982-04-07 Fram Europ Filters and their manufacture
GB2228213A (en) * 1989-02-15 1990-08-22 Pall Corp Air filter

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Solid/liquid separation technology by Purchas Uplands press 1981 pp131-138 *
WPI abstract accession no 84-298558/48 &JP59186620 *

Also Published As

Publication number Publication date
GB9202781D0 (en) 1992-03-25
GB9303491D0 (en) 1993-04-07
GB2264072A (en) 1993-08-18

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070210